Poison in Paradise, Eva

:When this unit is placed by riding from "Fountain of Knowledge, Eva", search your deck for up to one Research card, reveal it and put it into hand, shuffle the deck, and activate persona ride. :When this unit attacks, [bind a "Fountain of Knowledge, Eva" from soul], search your deck or hand or drop for up to one card with "Obscudeid" in its card name, call it to , and that unit and this unit get +5000 until end of turn. If you searched the deck, shuffle the deck. At the end of that turn, ride the card bound for this cost as . (This card is a that seeks the Fire Regalis)